Sandal



FIG. 1 is a front perspective view of a sandal showing my new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is a rear perspective view thereof.

The broken line immediately adjacent to the claimed area represents an unclaimed boundary of the design. The broken lines showing the remainder of the sandal are for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a sandal, as shown and described. 